TY - JOUR AU - Böhm, H.-J; Banner, D; Bendels, S; Kansy, M; Kuhn, B; Müller, K; Obst-Sander, U; Stahl, M JO - ChemBioChem VL - 5 PY - 2004 DO - 10.1002/cbic.200301023 SP - 637 ER -